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氫氧化鈉廠家告訴你氫氧化鈉的制備方法

發布時間:2018-07-05 10:55:21

  SHIYANSHIZHIFA:

  NAYANYUYANGHUAGAIFANYINGKEYIYONGYIXIETANSUANQINGNA(XIAOSUDA)HEYIXIEYANGHUAGAI(SHENGSHIHUI)。BASHENGSHIHUIFANGYUSHUIZHONG,FANYINGHOUBIANWEISHIHUIJIANG(QINGYANGHUAGAIRONGYE、SHUSHIHUI),BATANSUANQINGNA(HUOTANSUANNA)DEGUTIKELI(NONGRONGYEYEXING)JIARUSHIHUIJIANGZHONG,WEIBAOZHENGCHANWUQINGYANGHUANADECHUNDU,XUSHISHIHUIJIANGGUO。YUANYIN:CANKAOQINGYANGHUAGAIHETANSUANNADERONGJIEDU。JIAOBANJIAKUAIQIFANYING,DAIQIFANYINGYIHUIERHOU,JINGZHIPIANKE,SUIZHUTANSUANGAIDECHENDIAN,SHANGCENGQINGYEJIUSHIQINGYANGHUANARONGYE,XIAOXINDAOCHUJIKE。(QIEJIDAOCHUHOUCHENGLIANGSHIBUNENGFANGZAILVZHISHANG!)CaO + H?O =Ca(OH)?NaHCO?+ Ca(OH)?=CaCO?↓+ NaOH + H?O(TUIJIAN)Ca(OH)?+Na?CO? =CaCO?↓+2NaOH  [6] [2] NAYUSHUIFANYINGQUYIKUAIJINSHUNA,CAQUBIAOMIANMEIYOU,GUAQUBIAOMIANYANGHUACENG,FANGRUSHENGYOUSHUIDESHAOBEIZHONG。2Na+2H?O=2NaOH+H?↑XIANXIANG:(FU、RONG、YOU、XIANG)FU:NAFUZAISHUIMIANSHANG;RONG:NARONGHUACHENGXIAOQIU;YOU:NAZAISHUIMIANSHANGYOUDONG,YINWEIYOUQINGQISHENGCHENG;XIANG:NASISIZUOXIANG,YINWEIYOUQINGQISHENGCHENG 。

  GONGYEZHIFA:

  GONGYESHANGSHENGCHANSHAOJIANDEFANGFAYOUKEHUAFA、DIANJIEFAHELIZIJIAOHUANMOFASANZHONG。KEHUAFAJIANGCHUNJIAN、SHIHUIFENBIEJINGHUAJIANZHICHENGCHUNJIANRONGYE、SHIHUIZHICHENGSHIHUIRU,YU99~101℃JINXINGKEHUAFANYING,KEHUAYEJINGCHENGQING、ZHENGFANONGSUOZHI40%YISHANG,ZHIDEYETISHAOJIAN。JIANGNONGSUOYEJINYIBUAONONGGUHUA,ZHIDEGUTISHAOJIANCHENGPIN。KEHUANIYONGSHUIXIDI,XISHUIYONGYUHUAJIAN。 [12] Na2CO3+Ca(OH)2= 2NaOH+CaCO3↓ GEMODIANJIEFAJIANGYUANYANHUAYANHOUJIARUCHUNJIAN、SHAOJIAN、LVHUABEIJINGZHIJICHUQUGAI、MEI、LIUSUANGENLIZIDENGZAZHI,ZAIYUCHENGQINGCAOZHONGJIARUJUBINGXISUANNAHUOKEHUAFUPIYIJIASUCHENDIAN,SHALVHOUJIARUYANSUANZHONGHE,YANSHUIJINGYUREHOUSONGQUDIANJIE,DIANJIEYEJINGYURE、ZHENGFA、FENYAN、LENGQUE,ZHIDEYETISHAOJIAN,JINYIBUAONONGJIDEGUTISHAOJIANCHENGPIN。YANNIXISHUIYONGYUHUAYAN。 [13] 2NaCl+2H2O[DIANJIE] = 2NaOH+Cl2↑+H2↑ LIZIJIAOHUANMOFAJIANGYUANYANHUAYANHOUANCHUANTONGDEBANFAJINXINGYANSHUIJINGZHI,BAYICIJINGYANSHUIJINGWEIKONGSHAOJIETANSUGUANSHIGUOLVQIJINXINGGUOLVHOU,ZAIJINGSHIHELIZIJIAOHUANSHUZHITAJINXINGERCIJINGZHI,SHIYANSHUIZHONGGAI、MEIHANLIANGJIANGDAO0.002%YIXIA,JIANGERCIJINGZHIYANSHUIDIANJIE,YUYANGJISHISHENGCHENGLVQI,YANGJISHIYANSHUIZHONGDENa+TONGGUOLIZIMOJINRUYINJISHIYUYINJISHIDEOHSHENGCHENGQINGYANGHUANA,H+ZHIJIEZAIYINJISHANGFANGDIANSHENGCHENGQINGQI。DIANJIEGUOCHENGZHONGXIANGYANGJISHIJIARUSHILIANGDEGAOCHUNDUYANSUANYIZHONGHEFANQIANDEOH-,YINJISHIZHONGYINGJIARUSUOXUCHUNSHUI。ZAIYINJISHISHENGCHENGDEGAOCHUNSHAOJIANNONGDUWEI30%~32%(ZHILIANG),KEYIZHIJIEZUOWEIYEJIANCHANPIN,YEKEYIJINYIBUAONONG,ZHIDEGUTISHAOJIANCHENGPIN。 [13] 2NaCl+2H?O= 2NaOH+H?↑+Cl?↑

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